Toro 16400-16778 20014-20061 21-Inch Lawn Mower Service Manual, 1990-2007

WHEEL PINION CLUTCH
5.   To increase service life, make sure all parts are
clean prior to assembly and coated with new grease.
12. Place the wheel pinion key in the groove on the
output shaft with the leg toward the clutch washer.
6
.   If removed, install a new O-ring in the innermost
groove 2-1/4” (5.7cm) in from the end on each
output shaft, making sure that it is fully seated in the
groove. Refer to Figure 171 above. Not all models
use an O-ring.
Note:  There is a left and a right wheel pinion key.
You are using the correct key if, when placed
in the groove, the top of the key is flat and the
straight portion of the leg is perpendicular to
the shaft.
7
.   Slip the end cap onto the output shaft, but do not
fasten at this time.
Before assembling further, rotate the clutch washer
back and forth slightly, making sure that the key
actuates properly (Fig. 172).
8.
Slide the pivot arm and spring arm assembly onto
the output shaft, boss first.
Note:  The convex side of the spring arm rivet and
the concave side of the knob on the spring
arm should both be facing the housing.
9.
Slide the externally tabbed thrust washer and the
internally tabbed thrust washer onto the output shaft.
Make sure that the tab on the internally tabbed thrust
washer enters the keyway. Secure with the special
retaining clip. Make sure that the center tab fits
properly into the keyway. This will prevent rotation of
the clip on the output shaft.
10.
11.
Place the friction ring into the groove on the pivot
arm, flat side out.
Fig 172
3428-0028
Slide the clutch washer onto the shaft so that the
recesses for the key are facing out.
7-6
WPM Drive Systems Manual
Product Specification
CategoriesLawn Mower Manual, Parts and Accessories Manuals, Toro Lawn Mower Manual
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Model Number16576
Model Year1990, 1996, 1999, 2001, 2003, 2004, 2005, 2006, 2007
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- 168 pages
Document TypeOperator's Manual
LanguageEnglish
Serial Number0000001 - 0999999
Product NameToro Lawnmower
Product BrandToro. Customer Service Representatives are available by phone: Monday - Friday 7:30 a.m. to 9:00 p.m. (CDT) - Saturday 8:00 a.m. to 8:00 p.m. (CDT) - Sunday 10:00 a.m. to 8:00 p.m. (CDT)
Canada 1-888-225-4886 USA 1-888-384-9939, Lawn Mower
Product TypeWalk Behind Mower
Swath21 inch
DischargeSide
Engine ManufacturerTecumseh
Engine Oil Type 21 oz. (.62l) 30w or 10w-30 / API SH or higher
Engine Motor Model #TVS100-44021B
Engine Motor Type4 Cycle
Transmission TypeHand Push
Spark PlugChampion RJ17LM
Document File TypePDF
Publishertoro.com
Wikipedia's PageToro Company
CopyrightAttribution Non-commercial
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